Ulefone Armor 21 vs Xiaomi Mix Flip 2
Ulefone
Armor 21
Xiaomi
Mix Flip 2
At a glance
- Brand
- Ulefone
- Xiaomi
- Release date
- May 2023, 3 years 1 months ago
- June 2025, 1 years ago
- AnTuTu
- 411.900 Antutu v10 Overall performance better than 68% of devices
- 2.640.000 Antutu v10 Overall performance better than 97% of devices
- Launch price
- —
- CN¥ 5,999.00 ($ 877.52)
Display
- Size
- 6.58"
- 6.86"
- Resolution
- 1080 x 2408 px FHD+
- 1224 x 2912 px FHD+
- Type
- LCD IPS
- AMOLED
- Density
- 367 ppi High Density
- 460 ppi Very high density
- Aspect ratio
- 20:9
- 21:9
- Features
- Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating
- Hole-punch Notch, Ultra Thin Glass (UTG), Refresh rate 120 Hz, Touch sampling rate 300 Hz, Peak brightness - 3200 cd/m², HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless, Foldable Display, LTPO (Low Temperature PolySilicon oxide)
Performance
- Chipset
- MediaTek Helio G99 (MT6789)
- Qualcomm Snapdragon 8 Elite
- CPU
- 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz
- 2x4.32 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
- CPU type
- Octa-Core
- Octa-Core
- Process
- 6 nm
- 3 nm
- Frequency
- 2.2 GHz
- 4.32 GHz
- GPU
- Mali-G57 MC2
- Adreno 830
- RAM
- 8 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 64 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.9
- ƒ/ 1.7
- Sensor
- Sony IMX686 Exmor RS
- Omnivision OV50 Light Fusion 800
- Pixel size
- 0.80 µm
- 1.00 µm
- Sensor size
- 1/1.7"
- 1/1.55"
- Flash
- Dual LED
- LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 960 fps
- Features
- Digital zoom, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- Tracking AF, Flicker sensor, Noise reduction, 4K Video, 8K Video, Digital zoom, Dual camera, Optical Stabilization (OIS), Autofocus, Touch focus, Phase detection autofocus (PDAF), NPU AI Engine, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 16 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.0
- Sensor
- Sony IMX481
- Omnivision OV32B
- Pixel size
- 1.00 µm
- 0.70 µm
Battery
- Capacity
- 9600 mAh
- 5165 mAh
- Type
- Li-Ion
- Si-Carbon Li-Ion
- Fast charge
- Yes , 33.0W
- Yes , 67.0W
- Charge cycles
- 1000 cycles
- —
- Runtime
- ~ 90h
- —
- Features
- Non-removable
- Non-removable
- Wireless charging
- —
- 50W wireless charging
Storage
- Capacity
- 256 GB
- 256 GB
- Type
- UFS Storage 2.1
- UFS Storage 4.1
- SD slot
- Yes , Independent SD slot
- No
Body
- Dimensions
- 81.6 mm 176.0 mm 18.1 mm Print 3D Model
- 73.8 mm 166.9 mm 7.6 mm Print 3D Model
- Weight
- 400 g
- 199 g
- Materials
- Rugged Smartphone, Polycarbonate
- Glass , Aluminium
- Colors
- Black
- Black Blue Gold Gray Green Violet Orange Cyan Bronze
- Water/dust resistance
- IP68, IP69 , MIL-STD-810H
- IPX8
- Drop resistance
- Class A B C D E 270 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 77 %
- 87 %
Software
- Operating system
- Android 13 Tiramisu Android 13
- Android 15 HyperOS 2.X (Android 15)
- Google services
- With Google Mobile Services
- Without Google Mobile services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.2 LELow energy consumption
- Bluetooth 5.4 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile), AVRCP (Audio/Visual Remote Control Profile), DIP (Device ID Profile), HFP (Hands-Free Profile), HID (Human Interface Profile), HSP (Headset Profile), LE (Low Energy), MAP (Message Access Profile), PAN (Personal Area Networking Profile), OPP (Object Push Profile), PBAP/PAB (Phone Book Access Profile), APT-x, LDAC, SBC, AAC, Apt-x Adaptive, LHDC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 6E , WiFi 7 (802.11be)
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, Galileo
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), NavIC System, QZSS (L1 + L5)
Networks
- 4G LTE
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- 2G
- CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- 5G
- —
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n13 (700), n20 (800), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500), n79 (4700), n80 (1800), n84 (2100)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- Yes
- Compass
- Yes
- —
- Cooling system
- No
- No
- Audio
- —
- Hi-Res Audio, Stereo Speakers
